In its early days, Air America, the radio network for angry liberals, is fun, but not quite easy listening

In promos, it calls itself "The radio Rush Limbaugh would be listening to--if he hadn't lost his hearing to drug abuse." This is Air America, the long-promised liberal talk network that came to squalling life last week. The kingdom of right-wing talk radio now has a band of left-wing insurrectionists in its bosom.

It's a big bosom. Limbaugh (whose name two of Air America's hosts inexcusably mispronounced), Sean Hannity, Bill O'Reilly and their national and local kin dominate the airwaves so powerfully that a visitor to the U.S. might ask if we still have a two-party system. That's one reason Air...